State + agency + NAICS page

Department of Homeland Security NAICS 237110 contractors in Washington

Water and Sewer Line and Related Structures Construction. Use this deeper state-buyer-industry page to see which visible contractors sit closest to this exact overlap in the public AwardRegistry layer.

Washington + Department of Homeland Security
Last updated: April 8, 2026

Visible recipients

3

Mapped obligations

$24,455,470

Top PSC links

4

Top recipients

Visible recipients tied to Department of Homeland Security, Washington, and NAICS 237110

Manson Construction CO

Seattle, WA

Manson Construction CO is a federal category business profile based in Seattle, WA. The current public data layer shows $223,706,344 in visible federal obligations across 86 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 237990 (Other Heavy and Civil Engineering Construction). The profile also shows meaningful product and service activity in PSC Y1KF.

$16,044,000

Doyon Technical Services, LLC

Federal Way, WA

Doyon Technical Services, LLC is a federal 8a program participant profile based in Federal Way, WA. The current public data layer shows $9,327,302 in visible federal obligations across 20 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1AZ.

$2,802,395

Doyon Project Services, LLC

Federal Way, WA

Doyon Project Services, LLC is a federal alaskan native corporation owned firm profile based in Federal Way, WA. The current public data layer shows $152,245 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y199.

$5,609,075